Bulk Email Verifier- Top 10 Free Tools To Verify Emails Online

email verifier intro with a laptop and google

When it comes to B2B prospecting, only sending emails isn’t enough.

You need to determine the validity and deliverability of your email list to avoid your emails being sent to malicious or fake emails. 

Wondering how to verify and validate emails?

Take help from free bulk email verifier and email validation tools.

What are Email Verifier and Email Validation Tools?

An email verifier is a software that checks the authentication of the list of email addresses and organizes your email list. The authenticity of email addresses is measured using a combination of validation methods and algorithms. 

After the validation ends, the invalid email ids are filtered out leaving behind a list of valid and deliverable email lists ready for marketing purposes. 

Email verifier and validation tools perform the following checks:

  • Email Address Syntax Check
  • Spam Trap Check
  • Disposable Email Address Check
  • Role-based Account Check
  • Detecting DNS-based blackhole list (DNSBL) or Real-time Blackhole (RBL) to blacklist
  • Domain/MX Records Check
  • Final Verification

Here is the list of best bulk email verifier tools

AeroLeads- Email Verifier

Aeroleads email verifier

AeroLeads is one of the best free bulk email verifier and email validation tool used by top marketing professionals. 

With AeroLeads, you can search, add prospects, and leads at AeroLeads to get their verified email addresses and business contact numbers. 

AeroLeads software helps you to find business emails and phone numbers from LinkedIn and Xing in a single click. Just head towards AeroLeads search bar or install its free chrome plugin and enter the name of your prospect or company and hit search. 

You will receive all the required information starting from name, profession, email address, company, and up to 15 data points. 

Pabbly Email Verification

Pabbly Bulk Email Verification

With being accurate, affordable and an impressive deliverability success rate of 98%, Pabbly Email Verification definitely stands out among all the email validation services.

This service does verification with a manual human-like approach to obtain accurate and reliable results.

Plus, this handy email verification service can boost up your email marketing campaign by eliminating unknown addresses, reducing false positives, and minimizing less catch-all addresses. Also, it automatically deletes all the inactive & invalid domains to quickly filter your email list. Further, it’s user-friendly interface makes the email verification process very easy for the user.

Key Features

  • Allows you to upload your email list in a TXT or CSV format
  • Weeds out invalid and incorrect email addresses
  • Spam-trap removal to eliminate spam records
  • Drives out inactive, parked domains through domain confirmation
  • Minimizes bouncing to ensure the validity of emails
  • Efficiently removes duplicate emails


my email verifier in bulk

MyEmailVerifier is one of the popular free bulk email verifier tools that help remove junk emails and reach more people. This email validation tool performs syntax verification, role account detection, checks domain/MX record, and temporary unavailability detection.

MyEmailVerifier is known for its improved validation for yahoo email addresses. It also detects if the email address belongs to the free domain in real-time. Besides, the SMTP server responds with the exact reason for the invalid status of any email address. 

MyEmailVerifier helps to reduce email deliverability problems via its latest anti-greylisting technology that identifies greylisting enabled domains. Their email validation API can identify spam domains and bot-generated emails from the email address list. 

SendPulse Email Verifier

This might seem like another run-of-the-mill email verifier but it’s actually something a lot more than that. Just like any other email verification tool out there, SendPulse’s email verifier can check your email list for non-existent email addresses, spam-traps, addresses with typos, and so on. This process helps you keep your mailing lists clean, stay out of the spam folder, maintain a high sender reputation, and as a consequence boosts your deliverability rates.

The beauty of the email verifier by SendPulse is that it’s a part of a bigger platform that offers tools to automate marketing emails, SMS, and web push notifications as well as all the necessary functionality for conversational chatbot marketing. This means you can avoid the hassle of using many several different services as SendPulse lets you create, send and manage your marketing campaigns all within a single platform.


email list verify

EmailListVerify is one of the powerful free bulk email verifier and email validation tools used to get rid of spam traps, hard bounces, disposable, or catch-all emails. With EmailListVerify you can improve the sender reputation, deliverability, and conversion rate of your emails by sending them to the real audience. 

This tool also helps you improve the ROI of your email campaigns. EmailListVerify helps you get rid of those spam traps and hard bounces that harm your reputation. With this, your emails won’t end up in spam folders. 

EmailListVerify performs domain and SMTP validation, spam trap detection, syntax errors validation, MTA validation, etc. 

Text Magic

TextMagic offers an email lookup service to all premium and free trial members. This tool can validate email addresses in bulk to avoid wasted effort contacting invalid addresses, as well as highlighting important details such as the whitelist status and MX records.

The lookup service includes a verification tool to analyze deliverability to each address, helping reduce your bounce rate. It also assesses the risk of each address, considering many factors including their provider and IP address to identify compromised or spam email addresses. Cleaning these high-risk addresses from your lists can reduce false spam flagging to improve your sender reputation and improve your overall deliverability.
All lookup and validation checks are stored for 60 days and can be accessed online or exported as a CSV file for use by other apps.


QuickEmailVerification is one of the advanced and accurate free bulk email verifier and email validation tool used by top marketing professionals. It’s a reliable email list cleaning service that makes you confident of increased open rates and deliverability. 

Their powerful real-time email verification API prevents fake emails from entering your email list. Once your sales team receives a verified email list, they can feel confident to move ahead. The QuickEMailVerification tool provides you freedom from the baggage of fake and invalid emails that will never produce desirable results.

QuickEmailVerification is beneficial for all industry sectors including e-Commerce & Retailers, Technology Platforms, Marketing Agencies, Finance, Education, etc. 


Clearout is one of the best free bulk email verifier and email validation tools that guarantee 98% accuracy in the results. Clearout doesn’t let any types of honey spots, hard bounces, and non-valid emails mess with your email deliverability. It offers a real-time email verification service. 

The tool’s advanced algorithm removes all duplicate email ids and identifies catch-type addresses to avoid emailing to improve email deliverability hygiene. 

Besides, this tool checks against known DNSBLs and URI DNSBLs to stay a step away from the honey spot. ClearOut also performs mailbox error verification by verifying all types of mailbox errors without sending any payload to the given email address. 


ZeroBounce is one of the most innovative free bulk email verifier and email validation tool in the online marketing sector. ZeroBounce prevents bounces and preserves your sender’s reputation. It removes email addresses that don’t exist and misspelt email addresses. 

With ZeroBounce email validator, you will experience a reduction in bounce rate under thresholds required by most ESPs, get your IP reputation secured and increase deliverability, and improvement in inbox placement and email campaign performance. 

ZeroBounce comes with a Spam trap and abuse email verifier that identifies and removes spam trap emails from your list. Additionally, it removes known abusive addresses that often mark emails as spam. This helps to keep your spam complaint rate under control. 


DeBounce is one of the fast and accurate free bulk email verifier and email validation tools that eliminate bad emails. With DeBounce, you can upload and validate lists of email addresses quickly and securely. This tool cleans your list by detecting invalid, spammy mailboxes. 

DeBounce minimizes bouncing by using an SMTP check. Besides, it also identifies catch-all domains that return valid for all emails. The powerful integrations in DeBOunce help you to automate import and keep your lists consistently clean. 


NeverBounce is one of the popular free bulk email verifier and email validation tools used by over 125,000 users. The tool offers bulk email list cleaning that verifies and clean email lists for the perfect send. The tool also verifies customer emails directly at the point of entry. With NeverBounce you can connect your email provider for automated cleaning, ensuring accurate and up-to-date data around the clock. 

Email Checker

Email Checker is one of the best free bulk email verifier and email validation tools. Email Checker ensures the accuracy and activeness of an email address in real-time without 4any need to send a message. It can be easily deployed to all types of websites and apps including e-Commerce checkout pages, Point of Sales systems, and Online inquiry forms. 


BlazeVerify is one of the reliable free bulk email verifier and email validation tool that helps marketers and developers create effective marketing campaigns. BlazeVerify eliminates the dead email addresses from your list thereby reducing your bounce rate and boosting deliverability.

This tool is known for many amazing features such as drag & drop interface, email provider integrations, real-time results, customized exports, email quality score, etc. 

Final Thoughts

Bulk email verifiers are an essential component of the B2B prospecting process. Bulk email verification assures you of a clean email list. It helps you to increase the deliverability of your marketing campaigns by sending emails to real, high-value contacts. The above-mentioned email verifier tools are popular and deliver accurate results. Choose your email verifier based on your business requirements. 

Which email verifier tools have you tried and tested? Share your experience with us via comments now. 

Bulk Email Verifier FAQ’s:

1. How do I verify email addresses in bulk?

There are various tools to verify emails in bulk:
Aeroleads: It is a leading free bulk email verifier tool used by top marketing professionals
Pabbly Email Verification: A popular email bulk verifier that weeds out invalid & incorrect emails
MyEmailVerifier: A famous bulk email verifier tool that helps in removing junk emails & reaches to more people

2. What is a bulk email verifier?

A bulk email verifier is an efficient software that checks the authentication of the list of email addresses.

3. Do I need to verify email?

Yes because Email verification enrolls you as a real customer. It also enhances the following aspects:
-Email marketing is becoming more effective after email verification,
-Fraud prevention becomes more customised & strong.
-Sender reputation increases if your email is verified.

4. What is the best email verifier?

The best email verifier software on the internet are-
-Pabbly Email Verification
-Send Pulse Email Verifier

5. How can I check if an email is verified?

-Check the email syntax & make sure it follows the standard email address format :xyz@abc.com.
Ping the server via tools like PuTTY for Windows systems whereas use iTerm app for Mac systems.
Check the email bouncing by sending an email from a different account.
Try DNS lookup for the authenticity of the domain.
-Perform an IP address lookup through online email verifier tools.

6. What is an email checker?

An Email verifier/checker and validation tool perform the following checks:
-Email Address Syntax Check
-Spam Trap Check
-Disposable Email Address Check
-Role-based Account Check
-Detecting DNS-based blackhole list (DNSBL) or Real-time Blackhole (RBL) to blacklist
-Domain/MX Records Check
-Final Verification

7. What is a valid email?

Technically, valid email address consists of-
-Email prefix &
-Email domain, both in acceptable formats.

8. Why does it keep saying my email is invalid?

You make errors in the basic email format. In such an issue, the email address is formatted in a manner that is unable to meet the formal standards or the email addresses. Hence, in a way the recipient’s mail server you are trying to reach doesn’t exist at all, due to your misspelled characters.

About Deepti Jain

Deepti is a senior content writer with AeroLeads. She spends a lot of time brainstorming ideas and writing marketing and sales content. She also has a knack for writing and reading about politics and prevalent social issues and regularly pens letters to the Editor of The Hindu newspaper. When she is not working, you’ll find her socializing with friends or binge-watching Netflix. (And devouring sushi).

5 Thoughts on “Bulk Email Verifier- Top 10 Free Tools To Verify Emails Online

  1. Elina Wills on November 28, 2018 at 11:14 am said:

    Thank you for sharing this insightful post with us. It was very helpful and effective. Please keep sharing..!!
    I know some people who provide email verification for free.

  2. Mark Stevens on December 3, 2018 at 3:01 pm said:

    Great tips! Thank you!
    I would just suggest another tool: https://thechecker.co

  3. Good

  4. Serhiy Timoshok on January 27, 2020 at 4:51 pm said:

    Thanks Deepti, very nice.

  5. Valerie on May 26, 2020 at 11:58 am said:

    Oh, I see you’ve updated article 🙂
    You missed Snovio here.

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